2 cups cooked and chopped chicken breast
1/2 cup non-fat Greek yogurt
1/4 cup light mayonnaise
1 tablespoon Dijon mustard
1 tablespoon lemon juice
2 stalks celery, finely chopped
1 cup red grapes, halved
1/4 cup sliced almonds (or sunflower seeds)
2 green onions, finely chopped
Salt and pepper to taste
Fresh herbs (parsley or dill), finely chopped